| a Mesosoma partly orange-red (Fig. 2B). (♀, ♁) | Mesosoma entirely black (female) or dark rufous. (♁) |
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| b Lateral margin of pronotal dorsum, in dorsal view, | Lateral margin of pronotal dorsum, in dorsal view, not |
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| slightly narrowing anteriorly (Fig. 2E). (♀) | narrowing anteriorly. (♀) |
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| c F1/ UID about 0.7 (♀), F1 / UID <0.5. (♁) d Placoid sensilla large, more than 3/4 of each | F1/ UID about 0.8 (♀), F1 /UID> 0.5. (♁) Placoid sensilla small, much shorter than 1/2 of each |
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| flagellomere (Fig. 3H). (♁) | flagellomere. (♁) |
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| e Paramere very short (Fig. 4D). (♁) | Paramere long. (♁) |
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| f Aedeagus extending beyond apex of parapenial lobe, | Aedeagus not extending beyond apex of parapenial lobe, |
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| and apex conspicuously concave medially (Fig. 4E). (♁) | and apical margin not emarginated medially. (♁) |
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